Simple MyKad Parsing

mykad.py

from collections import namedtuple
from datetime import date
import re

class InvalidMykadNumber(Exception):
	def __init__(self, value):
		self.value = value
	def __str__(self):
		return repr(self.value)

mykad_info = namedtuple('mykad_info', ['birth_date', 'birth_place', 'gender'])

birth_places = {
	"01": "Johor",
	"02": "Kedah",
	"03": "Kelantan",
	"04": "Malacca",
	"05": "Negeri Sembilan",
	"06": "Pahang",
	"07": "Penang",
	"08": "Perak",
	"09": "Perlis",
	"10": "Selangor",
	"11": "Terengganu",
	"12": "Sabah",
	"13": "Sarawak",
	"14": "Federal Territory of Kuala Lumpur",
	"15": "Federal Territory of Labuan",
	"16": "Federal Territory of Putrajaya",
	"21": "Johor",
	"22": "Johor",
	"23": "Johor",
	"24": "Johor",
	"25": "Kedah",
	"26": "Kedah",
	"27": "Kedah",
	"28": "Kelantan",
	"29": "Kelantan",
	"30": "Malacca",
	"31": "Negeri Sembilan",
	"32": "Pahang",
	"33": "Pahang",
	"34": "Penang",
	"35": "Penang",
	"36": "Perak",
	"37": "Perak",
	"38": "Perak",
	"39": "Perak",
	"40": "Perlis",
	"41": "Selangor",
	"42": "Selangor",
	"43": "Selangor",
	"44": "Selangor",
	"45": "Terengganu",
	"46": "Terengganu",
	"47": "Sabah",
	"48": "Sabah",
	"49": "Sabah",
	"50": "Sarawak",
	"51": "Sarawak",
	"52": "Sarawak",
	"53": "Sarawak",
	"54": "Federal Territory of Kuala Lumpur",
	"55": "Federal Territory of Kuala Lumpur",
	"56": "Federal Territory of Kuala Lumpur",
	"57": "Federal Territory of Kuala Lumpur",
	"58": "Federal Territory of Labuan",
	"59": "Negeri Sembilan",
}

def parse_mykad_number(n):
	if not re.compile('^\d{12}$').match(n):
		raise InvalidMykadNumber("Invalid format")

	bd = n[:6]
	try:
		birth_date = date(1900 + int(bd[:2]), int(bd[2:4]), int(bd[4:6]))
	except ValueError:
		raise InvalidMykadNumber("Invalid birth date")

	bp = n[6:8]
	if bp in birth_places:
		birth_place = birth_places[bp]
	elif int(bp) >= 60:
		birth_place = "Outside Malaysia"
	else:
		raise InvalidMykadNumber("Invalid birth place number")
	
	gender = "Male" if int(n[11]) % 2 else "Female"

	return mykad_info(birth_date, birth_place, gender)

info = parse_mykad_number("913031014783")
print info

output

mykad_info(birth_date=datetime.date(1991, 8, 31), birth_place='Johor', gender='Male')